You will see the shoulders have a bit of extra room, a comfort for men.
909B3 Champion T137 Authentic Apparel Baseball Tee Small MD Gray & Blue
This one is tailored for men, so the chest measurement runs true to size.
6 Piece Black Color Crew Round Neck TShirt Tee T Under Shirts Men Man Adult
This one is tailored for men, with a cut that allows easy layering.